Watson-Marlow PD12 IHS - Manual (Page 15)

INSTRUCTION HANDBOOK
PD12IHS / PD12IDH
PD12IHS_PD12IDH IH EN 74-115-181 v2.00.doc Version: 2.00 Page 15 of 19
6 Cleaning
6.1 Cleaning Frequency
As PD12 is not in direct contact with the dispensed product, daily cleaning might not be necessary.
Cleaning might be determined by local sop’s and cleaning validations; but must never be with
detergents more potent than the ones below.
6.2 Preparations for cleaning
Before cleaning the machine:
 Turn off the power
 Remove the tubebridge
 Remove the tubes
6.3 Cleaning Guidance
Correct cleaning of the PD12 is carried out by washing it off with water or detergents, using a lint-free
firmly wrung cloth or lint-free paper towel; subsequently the machine is wiped off with a dry cloth.
6.4 Detergents or cleaning agents
Normal cleaning agents such as tepid/medium hot water, ethyl alcohol (ethanol) 70% and may be
used all over the machine.
The PD12 consists of stainlees steel and anodized aluminium, and can be cleaned in several ways:
Cleaning of parts
made of: May
be
autoclaved
Can be cleaned
with ethyl
alcohol 70%
Can be cleaned with
water and afterwards
wiped off with dry a cloth
Stainless steel
AISI304
X X X
Stainless steel
AISI316L
X X X
Anodized aluminium
X X X
Silicone tubes /
Y-connectors X**
Max 10
times
X X
Examples:
 Flexicon silicone tubes can be autoclaved
 MC12 has a membrane-type keypad. The keypad is sealed and flat and can be cleaned with
alcohol or water.
**Recommendation:
Keep a log on the cleaning in order to keep a sense of perspective.